"2023 Report Reveals Top 3 Most Polluted Cities in the US and World"
Columbus has been named the most polluted major city in the U.S. for the second year in a row, with the IQ Air World Air Report attributing the poor air quality to factors like wildfires in Canada. However, the Mid-Ohio Regional Planning Commission has noted an overall trend of improvement in air quality over the last 30 years, despite a recent decline. Efforts to improve air quality include reducing driving, using alternative transportation, and switching to battery-powered outdoor equipment.